Soul Dew (Latios, Latias, boosts Special stats)
Light Ball (Pikachu, boosts offensive stats)
Quick Powder (Ditto, boosts Speed)
Metal Powder (Ditto, boosts Defence)
Deep Sea Tooth (Clamperl, boosts Special attack)
Deep Sea Scale (Clamperl, boost Special Defense)
Leek (Farfetch'd, boosts Critical hit chance)
Lucky Punch (Chansey, boosts Critical hit chance)
Red Orb (Allows Groudon to undergo Primal Reversion)
Blue Orb (Allows Kyogre to undergo Primal Reversion)
Griseous Orb (Giratina, boosts Dragon and Ghost moves)
Lustrous Orb (Palkia, boosts Dragon and Water moves)
Adamant Orb (Dialga, boosts Dragon and Steel moves)
Rusted Shield (Turns Zamazenta into Crowned Form)
Rusted Sword (Turns Zacian into Crowned Form)
Abomasite (Abomasnow, allows it to Mega Evolve)
Absolite (Absol, allows it to Mega Evolve)
Aerodactlyite (Aerodactyl, allows it to Mega Evolve)
Aggronite (Aggron, allows it to Mega Evolve)
Alakazite (Alakazam, allows it to Mega Evolve)
Altarianite (Altaria, allows it to Mega Evolve)
Ampharosite (Ampharos, allows it to Mega Evolve)
Audinite (Audino, allows it to Mega Evolve)
Banettite (Banette, allows it to Mega Evolve)
Beedrillite (Beedrill, allows it to Mega Evolve)
Blastoisinite (Blastoise, allows it to Mega Evolve)
Blazikenite (Blaziken, allows it to Mega Evolve)
Charizardite Y (Charizard, allows it to Mega Evolve)
Charizardite X (Charizard, allows it to Mega Evolve)
Diancite (Diance, allows it to Mega Evolve)
Galladite (Gallade, allows it to Mega Evolve)
Garchompite (Garchomp, allows it to Mega Evolve)
Gardevoirite (Gardevoir, allows it to Mega Evolve)
Gengarite (Gengar, allows it to Mega Evolve)
Glalitite (Glalie, allows it to Mega Evolve)
Gyaradosite (Gyarados, allows it to Mega Evolve)
Heracronite (Heracross, allows it to Mega Evolve)
Houndoomite (Houndoom, allows it to Mega Evolve)
Kangaskahnite (Kangaskahn, allows it to Mega Evolve)
Latiasite (Latias, allows it to Mega Evolve)
Latiosite (Latios, allows it to Mega Evolve)
Lopunnite (Lopunny, allows it to Mega Evolve)
Lucarionite (Lucario, allows it to Mega Evolve)
Manectite (Manectric, allows it to Mega Evolve)
Mawilite (Mawile, allows it to Mega Evolve)
Medichamite (Medicham, allows it to Mega Evolve)
Metagrossite (Metagross, allows it to Mega Evolve)
Mewtwonite X (Mewtwo, allows it to Mega Evolve)
Mewtwonite Y (Mewtwo, allows it to Mega Evolve)
Pidgeotite (Pidgeot, allows it to Mega Evolve)
Pinsirite (Pinsir, allows it to Mega Evolve)
Sablenite (Sableye, allows it to Mega Evolve)
Salamencite (Salamence, allows it to Mega Evolve)
Sceptilite (Sceptile, allows it to Mega Evolve)
Scizorite (Scizor, allows it to Mega Evolve)
Sharpedonite (Sharpedo, allows it to Mega Evolve)
Slowbronite (Slowbro, allows it to Mega Evolve)
Steelixite (Steelix, allows it to Mega Evolve)
Swampertite (Swampert, allows it to Mega Evolve)
Tyranitarite (Tyranitar, allows it to Mega Evolve)
Venusaurite (Venusaur, allows it to Mega Evolve)
Fairy Memory (Changes Silvally's type to Fairy)
Poison Memory (Changes Silvally's type to Poison)
Fire Memory (Changes Silvally's type to Fire)
Bug Memory (Changes Silvally's type to Bug)
Dark Memory (Changes Silvally's type to Dark)
Dragon Memory (Changes Silvally's type to Dragon)
Electric Memory (Changes Silvally's type to Electric)
Ground Memory (Changes Silvally's type to Ground)
Ice Memory (Changes Silvally's type to Ice)
Fighting Memory (Changes Silvally's type to Fighting)
Flying Memory (Changes Silvally's type to Flying)
Ghost Memory (Changes Silvally's type to Ghost)
Water Memory (Changes Silvally's type to Water)
Rock Memory (Changes Silvally's type to Rock)
Psychic Memory (Changes Silvally's type to Psychic)
Grass Memory (Changes Silvally's type to Grass)
Alorachium Z (Allows Alolan Raichu to use it's signature Z move)
Decidium Z (Allows Decidueye to use it's signature Z move)
Eevium Z (Allows Eevee to use it's signature Z move)
Incinium Z (Allows Incineroar to use it's signature Z move)
Primarium Z (Allows Primarina to use it's signature Z move)
Kommonium Z (Allows Kommo-o to use it's signature Z move)
Lunalium Z (Allows Lunala to use it's signature Z move)
Solgalium Z (Allows Solgaleo to use it's signature Z move)
Lycanium Z (Allows Lycanroc to use it's signature Z move)
Marshadium Z (Allows Marshadow to use it's signature Z move)
Mewnium Z (Allows Mewtwo to use it's signature Z move)
Mimikium Z (Allows Mimikyu to use it's signature Z move)
Pikanium Z (Allows Pikachu to use it's signature Z move)
Pikashunium Z (Allows Cap Pikachu to use it's signature Z move)
Snorlium Z (Allows Snorlax to use it's signature Z move)
Tapunium Z (Allows the Tapus to use their signature Z moves)
Ultranecrozium Z (Allows Ultra Necrozma to use it's signature Z move)
Shock Drive (Changes Techno Blast's type to Electric)
Burn Drive (Changes Techno Blast's type to Fire)
Chill Drive (Changes Techno Blast's type to Ice)
Douse Drive (Changes Techno Blast's type to Water)
Notes: Arceus's Plates are not included here, because they also boost moves of their type when held by any Pokemon.
In Gens 3 to 6, Soul Dew boosts Latios and Latias Special stats. In generation 7, it boosts their Psychic and Dragon type moves.